Easy to use countertop knife sharpener. 4 in. diamond-plated rods are mounted in a durable plastic base. Safety hand guard. Display package. Single angle pull-through sharpener features 2-4 in. diamond plated half-rounds mounted in a clear acrylic base with safety hand guard in a coarse grit.ATTRIBUTES Grit: Coarse Material: Diamond Size: 4 in. Special Features: Pull Through Sharpener Type: Hand Held